diff options
| author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-03-09 17:14:57 -0300 |
|---|---|---|
| committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-22 21:51:23 -0400 |
| commit | 3a63fa0477ea8297c80133d35494e1dfdc012f95 (patch) | |
| tree | 3cd8b9be6f91cb1628b0d47513b7adb88df5f7b2 /src/shader_recompiler/backend/spirv/emit_context.cpp | |
| parent | ab463712474de5f99eec137a9c6233e55fe184f0 (diff) | |
shader: Partial implementation of LDC
Diffstat (limited to 'src/shader_recompiler/backend/spirv/emit_context.cpp')
| -rw-r--r-- | src/shader_recompiler/backend/spirv/emit_context.cpp | 63 |
1 files changed, 48 insertions, 15 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_context.cpp b/src/shader_recompiler/backend/spirv/emit_context.cpp index 21900d3878..278b26b503 100644 --- a/src/shader_recompiler/backend/spirv/emit_context.cpp +++ b/src/shader_recompiler/backend/spirv/emit_context.cpp @@ -104,15 +104,23 @@ void EmitContext::DefineCommonTypes(const Info& info) { U1 = Name(TypeBool(), "u1"); - // TODO: Conditionally define these - AddCapability(spv::Capability::Int16); - AddCapability(spv::Capability::Int64); - U16 = Name(TypeInt(16, false), "u16"); - U64 = Name(TypeInt(64, false), "u64"); - F32.Define(*this, TypeFloat(32), "f32"); U32.Define(*this, TypeInt(32, false), "u32"); + if (info.uses_int8) { + AddCapability(spv::Capability::Int8); + U8 = Name(TypeInt(8, false), "u8"); + S8 = Name(TypeInt(8, true), "s8"); + } + if (info.uses_int16) { + AddCapability(spv::Capability::Int16); + U16 = Name(TypeInt(16, false), "u16"); + S16 = Name(TypeInt(16, true), "s16"); + } + if (info.uses_int64) { + AddCapability(spv::Capability::Int64); + U64 = Name(TypeInt(64, false), "u64"); + } if (info.uses_fp16) { AddCapability(spv::Capability::Float16); F16.Define(*this, TypeFloat(16), "f16"); @@ -151,26 +159,51 @@ void EmitContext::DefineConstantBuffers(const Info& info, u32& binding) { if (info.constant_buffer_descriptors.empty()) { return; } - const Id array_type{TypeArray(U32[1], Constant(U32[1], 4096))}; - Decorate(array_type, spv::Decoration::ArrayStride, 4U); + if (True(info.used_constant_buffer_types & IR::Type::U8)) { + DefineConstantBuffers(info, &UniformDefinitions::U8, binding, U8, 'u', sizeof(u8)); + DefineConstantBuffers(info, &UniformDefinitions::S8, binding, S8, 's', sizeof(s8)); + } + if (True(info.used_constant_buffer_types & IR::Type::U16)) { + DefineConstantBuffers(info, &UniformDefinitions::U16, binding, U16, 'u', sizeof(u16)); + DefineConstantBuffers(info, &UniformDefinitions::S16, binding, S16, 's', sizeof(s16)); + } + if (True(info.used_constant_buffer_types & IR::Type::U32)) { + DefineConstantBuffers(info, &UniformDefinitions::U32, binding, U32[1], 'u', sizeof(u32)); + } + if (True(info.used_constant_buffer_types & IR::Type::F32)) { + DefineConstantBuffers(info, &UniformDefinitions::F32, binding, F32[1], 'f', sizeof(f32)); + } + if (True(info.used_constant_buffer_types & IR::Type::U64)) { + DefineConstantBuffers(info, &UniformDefinitions::U64, binding, U64, 'u', sizeof(u64)); + } + for (const ConstantBufferDescriptor& desc : info.constant_buffer_descriptors) { + binding += desc.count; + } +} + +void EmitContext::DefineConstantBuffers(const Info& info, Id UniformDefinitions::*member_type, + u32 binding, Id type, char type_char, u32 element_size) { + const Id array_type{TypeArray(type, Constant(U32[1], 65536U / element_size))}; + Decorate(array_type, spv::Decoration::ArrayStride, element_size); const Id struct_type{TypeStruct(array_type)}; - Name(struct_type, "cbuf_block"); + Name(struct_type, fmt::format("cbuf_block_{}{}", type_char, element_size * CHAR_BIT)); Decorate(struct_type, spv::Decoration::Block); MemberName(struct_type, 0, "data"); MemberDecorate(struct_type, 0, spv::Decoration::Offset, 0U); - const Id uniform_type{TypePointer(spv::StorageClass::Uniform, struct_type)}; - uniform_u32 = TypePointer(spv::StorageClass::Uniform, U32[1]); + const Id struct_pointer_type{TypePointer(spv::StorageClass::Uniform, struct_type)}; + const Id uniform_type{TypePointer(spv::StorageClass::Uniform, type)}; + uniform_types.*member_type = uniform_type; - u32 index{}; for (const ConstantBufferDescriptor& desc : info.constant_buffer_descriptors) { - const Id id{AddGlobalVariable(uniform_type, spv::StorageClass::Uniform)}; + const Id id{AddGlobalVariable(struct_pointer_type, spv::StorageClass::Uniform)}; Decorate(id, spv::Decoration::Binding, binding); Decorate(id, spv::Decoration::DescriptorSet, 0U); Name(id, fmt::format("c{}", desc.index)); - std::fill_n(cbufs.data() + desc.index, desc.count, id); - index += desc.count; + for (size_t i = 0; i < desc.count; ++i) { + cbufs[desc.index + i].*member_type = id; + } binding += desc.count; } } |